title: Chronic heart failure and morphine treatment.
authors.forename: M D
authors.initials: MD
authors.lastname: Fischer
mesh_terms: D000368:Aged; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D006333:Heart Failure / Q000188:drug therapy*; D006801:Humans; D009020:Morphine / Q000627:therapeutic use*
chemical_list: D000701:Analgesics, Opioid; D009020:Morphine